George, Suja M., and Tamara Soemali. “Use of Shaping to Overcome the Fear of Entering a Restroom: A Case Study of a Preschooler With Autism”. Journal of the American Academy of Special Education Professionals 15, no. 1 (February 15, 2020): 38–45. Accessed September 23, 2025. https://www.aasep.org/article/view/413.